396849452 has 18 divisors (see below), whose sum is σ = 725998308. Its totient is φ = 189796552.

The previous prime is 396849403. The next prime is 396849461. The reversal of 396849452 is 254948693.

It is a self number, because there is not a number n which added to its sum of digits gives 396849452.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91658 + ... + 95889.

Almost surely, 2^396849452 is an apocalyptic number.

It is an amenable number.

396849452 is a deficient number, since it is larger than the sum of its proper divisors (329148856).

396849452 is a wasteful number, since it uses less digits than its factorization.

396849452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187597 (or 187572 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 50.

The square root of 396849452 is about 19921.0805931807. The cubic root of 396849452 is about 734.8667455528.

The spelling of 396849452 in words is "three hundred ninety-six million, eight hundred forty-nine thousand, four hundred fifty-two".